What 2 square numbers subtract to make 1800?

What two square numbers subtract to make 1800? In other words, when you subtract one square number from another square number, the answer is 1800. What are the two square numbers?

First, note that a square number is what you get when you multiply a number by itself, which means that the square root of a square number will equal a whole number. Thus, this is what we are solving:

A² - B² = 1800

We solved the equation above and found this to be true:

43² - 7² = 1800

43² is 1849 and 7² is 49, therefore the answer to the question "What 2 square numbers subtract to make 1800?" is 1849 and 49 as illustrated below:

1849 - 49 = 1800

Note that there may be more than one solution to a problem like this. Above, we found the lowest combination of square numbers that subtract to 1800. Below we list alternate solutions if available.

2025 - 225 = 1800
3025 - 1225 = 1800
3481 - 1681 = 1800

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